Prime p₀= 991447464092665291 starts a Symmetric tuple of 16 consecutive primes (SPT).
d_n: 0 6 6 16 50 40 8 22 212 22 8 40 50 16 6 6 (?)
a_n: 0 6 12 28 78 118 126 148 360 382 390 430 480 496 502 508
All 16 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 508
Found by: Spectrum
db: batch=76, k=16, 6 6 16 50 40 8 22 212

STPT(10)	991445851547533301	0 2 78 80 108 110 138 140 216 218	-1612545131990
SPT(16)	991446372678663431	0 18 26 56 60 80 90 110 216 236 246 266 270 300 308 326	-1091414001860
STPT(10)	991446938322120689	0 2 48 50 90 92 132 134 180 182	-525770544602
SPT(16)	991446947110531127	0 20 24 54 60 66 80 90 116 126 140 146 152 182 186 206	-516982134164
STPT(10)	991447242457574699	0 2 18 20 30 32 42 44 60 62	-221635090592
SPT(16)	991447328718828409	0 18 30 52 54 82 88 142 180 234 240 268 270 292 304 322	-135373836882
STPT(10)	991447497648716159	0 2 42 44 60 62 78 80 120 122	33556050868
SPT(16)	991447733410895297	0 42 54 84 110 132 162 176 180 194 224 246 272 302 314 356	269318230006
SPT(16)	991447934828025613	0 28 168 180 196 226 240 276 310 346 360 390 406 418 558 586	470735360322
SPT(16)	991448179470809551	0 22 36 66 72 100 156 186 196 226 282 310 316 346 360 382	715378144260
SPT(16)	991448196620586401	0 42 56 60 102 120 140 182 300 342 362 380 422 426 440 482	732527921110